/Engine/Plugins/Runtime/Metasound/Source/MetasoundEngineTest/Public/NodeTestGraphBuilder.h
Add an input node from the graph by name
NodeHandle, which can be invalid if an input with the given name doesn't exist in the graph
[Frontend::FNodeHandle](API\Plugins\MetasoundFrontend\FNodeHandle) GetInput ( const [FName](API\Runtime\Core\UObject\FName) & Name ) const